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Analysis
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max time kernel
149s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20240508-en -
resource tags
arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system -
submitted
30/05/2024, 08:51
Static task
static1
Behavioral task
behavioral1
Sample
018a0fa3aba626f6da5957385b7bc57f5ae140006b7776dc0789082eb1618850.exe
Resource
win7-20240419-en
Behavioral task
behavioral2
Sample
018a0fa3aba626f6da5957385b7bc57f5ae140006b7776dc0789082eb1618850.exe
Resource
win10v2004-20240508-en
General
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Target
018a0fa3aba626f6da5957385b7bc57f5ae140006b7776dc0789082eb1618850.exe
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Size
79KB
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MD5
17b1295880207e66513150de71ee8661
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SHA1
b2fca196a36bbfaa882a5bd021fa0960f1ab6f1a
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SHA256
018a0fa3aba626f6da5957385b7bc57f5ae140006b7776dc0789082eb1618850
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SHA512
eb2d1c0a54fb1d6945fe4efd99cae371456a825f0561b27454ef90f000244d8a5766cfd1484636a49fbaa708d94d10f5b97487c6039c32ba0847af8ddaa0aaa1
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SSDEEP
1536:RshfSWHHNvoLqNwDDGw02eQmh0HjWOE10I:GhfxHNIreQm+Hit10I
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
pid Process 2948 rundll32.exe -
Modifies system executable filetype association 2 TTPs 5 IoCs
description ioc Process Key created \REGISTRY\MACHINE\Software\Classes\exefile\shell\open\command rundll32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "¢« \"%1\" %*" rundll32.exe Key created \REGISTRY\MACHINE\Software\Classes\exefile\shell\open\command 018a0fa3aba626f6da5957385b7bc57f5ae140006b7776dc0789082eb1618850.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "\"%1\" %*" 018a0fa3aba626f6da5957385b7bc57f5ae140006b7776dc0789082eb1618850.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "¢« \"%1\" %*" 018a0fa3aba626f6da5957385b7bc57f5ae140006b7776dc0789082eb1618850.exe -
Drops file in System32 directory 4 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\¢«.exe 018a0fa3aba626f6da5957385b7bc57f5ae140006b7776dc0789082eb1618850.exe File created C:\Windows\SysWOW64\¢«.exe 018a0fa3aba626f6da5957385b7bc57f5ae140006b7776dc0789082eb1618850.exe File opened for modification C:\Windows\SysWOW64\notepad¢¬.exe 018a0fa3aba626f6da5957385b7bc57f5ae140006b7776dc0789082eb1618850.exe File created C:\Windows\SysWOW64\notepad¢¬.exe 018a0fa3aba626f6da5957385b7bc57f5ae140006b7776dc0789082eb1618850.exe -
Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\system\rundll32.exe 018a0fa3aba626f6da5957385b7bc57f5ae140006b7776dc0789082eb1618850.exe File created C:\Windows\system\rundll32.exe 018a0fa3aba626f6da5957385b7bc57f5ae140006b7776dc0789082eb1618850.exe -
Modifies registry class 15 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open\command\ = "notepad.exe %1" 018a0fa3aba626f6da5957385b7bc57f5ae140006b7776dc0789082eb1618850.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open\command\ = "notepad¢¬ %1" 018a0fa3aba626f6da5957385b7bc57f5ae140006b7776dc0789082eb1618850.exe Key created \REGISTRY\MACHINE\Software\Classes\MSipv rundll32.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\MSipv\MainSetup = "1717059090" rundll32.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\MSipv\MainVer = "506" rundll32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open\command\ = "notepad¢¬ %1" rundll32.exe Key created \REGISTRY\MACHINE\Software\Classes\MSipv 018a0fa3aba626f6da5957385b7bc57f5ae140006b7776dc0789082eb1618850.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "\"%1\" %*" 018a0fa3aba626f6da5957385b7bc57f5ae140006b7776dc0789082eb1618850.exe Key created \REGISTRY\MACHINE\Software\Classes\txtfile\shell\open\command 018a0fa3aba626f6da5957385b7bc57f5ae140006b7776dc0789082eb1618850.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\MSipv\MainUp = "1717059090" rundll32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "¢« \"%1\" %*" rundll32.exe Key created \REGISTRY\MACHINE\Software\Classes\exefile\shell\open\command 018a0fa3aba626f6da5957385b7bc57f5ae140006b7776dc0789082eb1618850.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "¢« \"%1\" %*" 018a0fa3aba626f6da5957385b7bc57f5ae140006b7776dc0789082eb1618850.exe Key created \REGISTRY\MACHINE\Software\Classes\exefile\shell\open\command rundll32.exe Key created \REGISTRY\MACHINE\Software\Classes\txtfile\shell\open\command rundll32.exe -
Suspicious behavior: EnumeratesProcesses 28 IoCs
pid Process 1412 018a0fa3aba626f6da5957385b7bc57f5ae140006b7776dc0789082eb1618850.exe 1412 018a0fa3aba626f6da5957385b7bc57f5ae140006b7776dc0789082eb1618850.exe 1412 018a0fa3aba626f6da5957385b7bc57f5ae140006b7776dc0789082eb1618850.exe 1412 018a0fa3aba626f6da5957385b7bc57f5ae140006b7776dc0789082eb1618850.exe 1412 018a0fa3aba626f6da5957385b7bc57f5ae140006b7776dc0789082eb1618850.exe 1412 018a0fa3aba626f6da5957385b7bc57f5ae140006b7776dc0789082eb1618850.exe 1412 018a0fa3aba626f6da5957385b7bc57f5ae140006b7776dc0789082eb1618850.exe 1412 018a0fa3aba626f6da5957385b7bc57f5ae140006b7776dc0789082eb1618850.exe 1412 018a0fa3aba626f6da5957385b7bc57f5ae140006b7776dc0789082eb1618850.exe 1412 018a0fa3aba626f6da5957385b7bc57f5ae140006b7776dc0789082eb1618850.exe 1412 018a0fa3aba626f6da5957385b7bc57f5ae140006b7776dc0789082eb1618850.exe 1412 018a0fa3aba626f6da5957385b7bc57f5ae140006b7776dc0789082eb1618850.exe 1412 018a0fa3aba626f6da5957385b7bc57f5ae140006b7776dc0789082eb1618850.exe 1412 018a0fa3aba626f6da5957385b7bc57f5ae140006b7776dc0789082eb1618850.exe 1412 018a0fa3aba626f6da5957385b7bc57f5ae140006b7776dc0789082eb1618850.exe 1412 018a0fa3aba626f6da5957385b7bc57f5ae140006b7776dc0789082eb1618850.exe 1412 018a0fa3aba626f6da5957385b7bc57f5ae140006b7776dc0789082eb1618850.exe 1412 018a0fa3aba626f6da5957385b7bc57f5ae140006b7776dc0789082eb1618850.exe 1412 018a0fa3aba626f6da5957385b7bc57f5ae140006b7776dc0789082eb1618850.exe 1412 018a0fa3aba626f6da5957385b7bc57f5ae140006b7776dc0789082eb1618850.exe 1412 018a0fa3aba626f6da5957385b7bc57f5ae140006b7776dc0789082eb1618850.exe 1412 018a0fa3aba626f6da5957385b7bc57f5ae140006b7776dc0789082eb1618850.exe 1412 018a0fa3aba626f6da5957385b7bc57f5ae140006b7776dc0789082eb1618850.exe 1412 018a0fa3aba626f6da5957385b7bc57f5ae140006b7776dc0789082eb1618850.exe 1412 018a0fa3aba626f6da5957385b7bc57f5ae140006b7776dc0789082eb1618850.exe 1412 018a0fa3aba626f6da5957385b7bc57f5ae140006b7776dc0789082eb1618850.exe 1412 018a0fa3aba626f6da5957385b7bc57f5ae140006b7776dc0789082eb1618850.exe 1412 018a0fa3aba626f6da5957385b7bc57f5ae140006b7776dc0789082eb1618850.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 2948 rundll32.exe -
Suspicious use of SetWindowsHookEx 3 IoCs
pid Process 1412 018a0fa3aba626f6da5957385b7bc57f5ae140006b7776dc0789082eb1618850.exe 2948 rundll32.exe 2948 rundll32.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 1412 wrote to memory of 2948 1412 018a0fa3aba626f6da5957385b7bc57f5ae140006b7776dc0789082eb1618850.exe 84 PID 1412 wrote to memory of 2948 1412 018a0fa3aba626f6da5957385b7bc57f5ae140006b7776dc0789082eb1618850.exe 84 PID 1412 wrote to memory of 2948 1412 018a0fa3aba626f6da5957385b7bc57f5ae140006b7776dc0789082eb1618850.exe 84
Processes
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C:\Users\Admin\AppData\Local\Temp\018a0fa3aba626f6da5957385b7bc57f5ae140006b7776dc0789082eb1618850.exe"C:\Users\Admin\AppData\Local\Temp\018a0fa3aba626f6da5957385b7bc57f5ae140006b7776dc0789082eb1618850.exe"1⤵
- Modifies system executable filetype association
- Drops file in System32 directory
- Drops file in Windows directory
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1412 -
C:\Windows\system\rundll32.exeC:\Windows\system\rundll32.exe2⤵
- Executes dropped EXE
- Modifies system executable filetype association
- Modifies registry class
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of SetWindowsHookEx
PID:2948
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
82KB
MD50390de44813704122828d5e7d87992aa
SHA19e0435c4ec253caf7e324f66ad911b3e9393b359
SHA256792672a7d3a005bb3b832a6eefd6e4a177e0fa9c385ba138b6cc5d594e10a4fc
SHA5129e2c38d1dd4efb2c883d51a472cca71442e4c34d2b26f432252a4be2cc4f65bbf7933d335dd962ae257d0264f85cb82d3bea32e3c424ddbf638dfa92ad15c16f
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Filesize
74KB
MD5b0175159c2ea0e978fa4ccbea92f1f15
SHA15163fe85960dee7c5428c7eb9b3ae3f7ec4fda38
SHA256af931731220165fdbc182a64237a16f6a22a004493903100f30d468a7598602c
SHA512deb66c6ef61e48a8b066992d8e54d6020e1f04c6227803a310f4afb6a87ef6ad3aac5f12342fc76533108d6587d63934280f31a4e4348bfecebf687ce2524b06